(a) An administrative law judge conducting a hearing pursuant to this article may permit the testimony of a child witness or a similarly vulnerable witness, including, but not limited to, a witness who is intellectually disabled, to be taken outside the presence of the respondent if all of the following conditions exist:

1. (1) The administrative law judge determines that taking the testimony of the witness outside the presence of the respondent is necessary to ensure truthful testimony.
2. (2) The witness is likely to be intimidated by the presence of the respondent.
3. (3) The witness is afraid to testify in front of the respondent.