I wouldn't say it's generally "acceptable." This notion has to do with whether or not certain persons "accept" your behavior as appropriate. So I have to ask: acceptable to whom?
"I know what you are thinking about,' said Tweedledum: 'but it isn't so, nohow.'
'Contrariwise,' continued Tweedledee, 'if it was so, it might be; and if it were so, it would be; but as it isn't, it ain't. That's logic." ~Tweedledum and Tweedledee discussing the finer points of logic
'Contrariwise,' continued Tweedledee, 'if it was so, it might be; and if it were so, it would be; but as it isn't, it ain't. That's logic." ~Tweedledum and Tweedledee discussing the finer points of logic