yes. you can have separate Hive accts for different transactions.
Example. you can have a "blogging/posting only acct", you can have an acct for hodling or staking, and you can have a curation acct only. that is 3 accounts that you have a control on the keys.
just manage your token earnings well, so that all of this acct is growing and and getting stronger in terms of hp.
RE: is it ok to use other accounts for token curation? i noticed today tha ...