If you aggro any Zombified Piglins, and if any other Zombified Piglins spawn, they will not be aggravated. Tested on both singleplayer and multiplayer.
Zombified Piglin Jockey don't aggro other Piglins
Zombified Piglin Don’t Aggro Others
Zombie Pigmen/Zombified Piglins do not drop XP and rare drops anymore if killed by anything other than the player while in angered state
Zombified Piglins are not Sprinting when angered by other mobs