(a) A person who shall be and appear in an intoxicated condition in any public place or within the curtilage of any private residence not his own other than by invitation of the owner or lawful occupant, which condition is made manifest by boisterousness, by indecent condition or act, or by vulgar, profane, loud, or unbecoming language, is guilty of a misdemeanor.

(b) This Code section shall not be construed to affect the powers delegated to counties or to municipal corporations to pass laws to punish drunkenness or disorderly conduct within their respective limits.