Fix issue with unstable UI state when disabling SSO features

qa/qa/ee/page/group/settings/saml_sso.rb

@@ -37,6 +37,10 @@ module QA
               end
             end
 
+            def has_enforce_sso_button?
+              has_element?(:enforced_sso_toggle_button, wait: 1.0)
+            end
+
             def disable_enforce_sso
               Support::Retrier.retry_until(sleep_interval: 1.0, raise_on_failure: true) do
                 click_element :enforced_sso_toggle_button if find_element(:enforced_sso_toggle_button)[:class].include?('is-checked')
@@ -44,6 +48,10 @@ module QA
               end
             end
 
+            def has_group_managed_accounts_button?
+              has_element?(:group_managed_accounts_toggle_button, wait: 1.0)
+            end
+
             def enable_group_managed_accounts
               Support::Retrier.retry_until(sleep_interval: 1.0, raise_on_failure: true) do
                 click_element :group_managed_accounts_toggle_button unless find_element(:group_managed_accounts_toggle_button)[:class].include?('is-checked')

qa/qa/specs/features/ee/browser_ui/1_manage/group/group_saml_sso_spec.rb

@@ -348,7 +348,8 @@ module QA
     end
 
     def disable_enforce_sso_and_group_managed_account
-      Runtime::Logger.info('Disabling enforce sso and group managed account')
+      if Runtime::Feature.enabled?('enforced_sso') || Runtime::Feature.enabled?('group_managed_accounts')
+        Runtime::Logger.info('Disabling enforce sso and/or group managed account')
 
         page.visit Runtime::Scenario.gitlab_address
 
@@ -362,11 +363,11 @@ module QA
 
         Page::Group::Menu.perform(&:go_to_saml_sso_group_settings)
         EE::Page::Group::Settings::SamlSSO.perform do |saml_sso|
-        saml_sso.disable_enforce_sso if Runtime::Feature.enabled?('enforced_sso')
-        saml_sso.disable_group_managed_accounts if Runtime::Feature.enabled?('group_managed_accounts')
-
+          saml_sso.disable_enforce_sso if saml_sso.has_enforce_sso_button?
+          saml_sso.disable_group_managed_accounts if saml_sso.has_group_managed_accounts_button?
           saml_sso.click_save_changes
         end
       end
     end
+  end
 end