400.9-341.  Bank's rights and duties with respect to deposit account. — Except as otherwise provided in section 400.9-340(c), and unless the bank otherwise agrees in an authenticated record, a bank's rights and duties with respect to a deposit account maintained with the bank are not terminated, suspended, or modified by:

  (1)  The creation, attachment, or perfection of a security interest in the deposit account;

  (2)  The bank's knowledge of the security interest; or

  (3)  The bank's receipt of instructions from the secured party.