Publish/Schedule/Take offline is disabled when versions tab is opened and closed

Step: 

1. Login as Author
2. Navigate to Experience page in channel 
3. Navigate to Versions tab in the right side panel 
4. Close Versions tab
5. Click on Page button 

Actual: Publish/Schedule/Take offline is disabled 

Expected: Publish/Schedule/Take offline is enabled

Note: Publish/Schedule/Take offline is enabled once you click on Experience page/ once the page is refreshed.
This happens only on 14.6, not on release/saas.

Attached slack link in comments for reference