Can we get a consistent 'rule' on being in mulitple factions

Actually savage was made an apprentice when Darth maul proclaimed himself master and became a rival to sidious.

According to cg this asajj is after she was betrayed by dooku, so she shouldnt be a separatist but should be a bounty hunter instead, she fought along side kid boba bossk and dengar in clone wars after her sisters where slaughtered by grevious