I cannot use `ImageRefMode.REFERENCED` and `split_page_view = true` together

### Bug

i want to parsing a document with 1) `ImageRefMode.REFERENCED` and 2) `split_page_view = true`
i found that i can get good result with each parameters but the images are recoreded as base64 format when i use them both.

### Steps to reproduce
u can use any file and trying use them both

### Docling version
```
Docling version: 2.42.2
Docling Core version: 2.43.1
Docling IBM Models version: 3.9.0
Docling Parse version: 4.1.0
Python: cpython-310 (3.10.12)
Platform: Linux-5.4.0-204-generic-x86_64-with-glibc2.35
```

### Python version
i am using python 3.10.12