If he was killed and disconnected straight away, the servers will not have had enough time to sync his death meaning the next time he joins he will have his stuff. After you are dead there is a timer of around 20 seconds. During the timer you are physically unable to respawn, so you should wait it out then disconnect.
(2.6) Logging/Combat logging at any point where you are in RP is exploiting. Some examples of this: during a firefight, being chased by the police, arrested by the police, while dead awaiting medic, logging to save gear, logging while ziptied (Punishment is a permanent ban without appeal*) *Appeals are allowed if you have made the effort to go on teamspeak and speak to the person/persons you were with to advise of a valid reason, or if you have signed back into the game and contacted them in game and made the full effort to relink up with them to continue roleplay, The person/persons should vouch for you in the appeal.