The options that appear in the Page Status Bar vary depending on the status of the page, but can include:
Create draft in progress on new page (edit mode):
Draft saved on new page (not published yet, view mode)
Live placeholder of a Draft page
Published page with no draft (view mode):
Live edits in progress on published page with no draft (edit mode):
Create draft in progress on published page (edit mode):
Draft saved on published page (view mode):