Nothing in this act shall impair the power of a bank or savings bank to purchase, hold, lease or convey real property or any interest therein pursuant to section 24(5) of the act to which this act is a supplement, nor shall anything in this act apply to or impair any other power which a bank or savings bank may exercise under the act to which this act is a supplement, including the power to provide facilities commonly known as drive-in or walk-up offices which are physically attached to the principal office or a branch office of a bank or savings bank, and which are accessible to such principal office or branch office by a means which is within the sole control of the bank or savings bank.
N.J.S. § 17:9A-23.7