(1) If any of the grounds under section 2402 authorizing the appointment of a receiver exist or if the commissioner considers it necessary in order to conserve the assets of a bank for the benefit of the depositors and other creditors of the bank, the commissioner may appoint a conservator for the bank and require of the conservator a bond and security as determined by the commissioner.

  (2) The commissioner may appoint as conservator an employee of the bureau or any other competent and disinterested person. The bureau shall be reimbursed out of the assets of the conservatorship for all sums expended by it in connection with the conservatorship as expenses. All expenses of any conservatorship shall be paid out of the assets of the bank, upon the approval of the commissioner, and shall be a first charge upon the assets and paid in full before any final distribution or payment of dividends to creditors or shareholders.