Adding a 2nd iTunes account?
How do I add a second (separate) iTunes account to our mac desktop?
iPod nano
How do I add a second (separate) iTunes account to our mac desktop?
iPod nano
You'd need to use two user accounts to do that.
You should use the same Apple ID for homesharing in both accounts regardless of the one used for the iTunes store.
You might find that only one account can do things like use iTunes Match or redownload purchased content.
Adding a 2nd iTunes account?