How can I add same domain in different users in hestiacp?

Same single domain adding in difference users:

domain.com add to user1 (running/active site)
domain.com add to user2 (developing off Site)

I wanted to swap activation on this same two domain.com

Thanks

Please search the error message here, has been handled a lot of times already.

Please provide me some links or some more details needed here. Thanks