Answer:
In both incidents the players are disqualified. Rule 1-3 prescribes
disqualification for players who agree to waive a Rule of golf. As long as the
agreement is in place during the stipulated round and the players are aware that
they are agreeing to waive a Rule, the penalty is disqualification. See the
seven Decisions, 1-3/1 thru 1-3/7, for the key concepts.