A communication otherwise prohibited by Section 11430.10 is permissible in any of the following circumstances:
(a)
The communication is required for disposition of an ex parte matter specifically authorized by statute.(b)
The communication concerns a matter of procedure or practice, including a request for a continuance, that is not in controversy.
Source:
Section 11430.20, https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?lawCode=GOV§ionNum=11430.20..