I have the Mac version of Office.
1Password Version: 7.3.2
Extension Version: Not Provided
OS Version: 10.14.6
Sync Type: Not Provided
It is possible to save documents in 1Password.
I have attached a link with a short article that explains how you can do it
I have moved your discussion to the Mac section of the forum so it's in the best place
@Yulka1355 is spot on here: that article shows you how to store important files inside the 1Password app. Please let us know if you have any further questions