Ask your examiner. Nobody knows what they are going to say, but I'd certainly try if you have employees do it. Get something in writing from the organization about how useful it is to have bank employees if you can. I'd say you could make an argument for "assisting in fund raising" and "areas of expertise" for any cash handling positions.
Examples of technical assistance activities that are
related to the provision of financial services and that might be
provided to community development organizations include
• serving on the board of directors;
• serving on a loan review committee;
• developing loan application and underwriting standards;
• developing loan-processing systems;
• developing secondary market vehicles or programs;
• assisting in marketing financial services, including
development of advertising and promotions, publications,
workshops and conferences;
• furnishing financial services training for staff and
management;
• contributing accounting/bookkeeping services;
• assisting in fund raising, including soliciting or arranging
investments; and
• providing services reflecting a financial institution’s
employees’ areas of expertise at the institution, such as human
resources, information technology, and legal services.