docs: public boolean isEUI64(boolean asMAC, boolean partial) {
  		if(isExtended()) {
  			int segmentCount = getSegmentCount();
  			int endIndex = addressSegmentIndex + segmentCount;
  			if(addressSegmentIndex <= 3) {
  				if(endIndex > 4) {
  					int index3 = 3 - addressSegmentIndex;
  					MACAddressSegment seg3 = getSegment(index3);
  					MACAddressSegment seg4 = getSegment(index3 + 1);
  					return seg4.matches(asMAC ? 0xff : 0xfe) && seg3.matches(0xff);
  				} else if(partial && endIndex == 4) {
  					MACAddressSegment seg3 = getSegment(3 - addressSegmentIndex);
  					return seg3.matches(0xff);
  				}
  			} else if(partial && addressSegmentIndex == 4 && endIndex > 4) {
  				MACAddressSegment seg4 = getSegment(4 - addressSegmentIndex);
  				return seg4.matches(asMAC ? 0xff : 0xfe);
  			}
  			return partial;
  		}
  		return false;
  	}