(a) Upon a showing of good cause by a party or upon the presiding ALJ's own motion, an ALJ may conduct all or part of a hearing by telephonic conference call or video conference if each participant in the proceeding has an opportunity to participate in and hear the entire proceeding while it is taking place and to observe exhibits.

(b) If a party objects, the presiding ALJ may proceed upon a finding that no party to the proceeding will be prejudiced by all or part of the hearing being conducted by telephone or other electronic means.